package com.woke.diyview;

import android.content.Context;
import android.graphics.Bitmap;  
import android.graphics.Bitmap.Config;  
import android.graphics.Canvas;  
import android.graphics.Color;  
import android.graphics.Paint;  
import android.graphics.PorterDuff.Mode;  
import android.graphics.PorterDuffXfermode;  
import android.graphics.Rect;  
import android.graphics.drawable.BitmapDrawable;  
import android.graphics.drawable.Drawable;  
import android.util.AttributeSet;  
import android.widget.ImageView;  
  
public class RoundImageView extends ImageView {  
  
public RoundImageView(Context context) {  
    super(context);  
    // TODO Auto-generated constructor stub  
}  
  
public RoundImageView(Context context, AttributeSet attrs) {  
    super(context, attrs);  
}  
  
public RoundImageView(Context context, AttributeSet attrs, int defStyle) {  
    super(context, attrs, defStyle);  
}  
  
@Override  
protected void onDraw(Canvas canvas) {  
  
    Drawable drawable = getDrawable();  
  
    if (drawable == null) {  
        return;  
    }  
  
    if (getWidth() == 0 || getHeight() == 0) {  
        return;   
    }  
      
    Bitmap b =  ((BitmapDrawable)drawable).getBitmap();  
      
    if(null == b)  
    {  
        return;  
    }  
      
    Bitmap bitmap = b.copy(Bitmap.Config.ARGB_8888, true);  
  
    int w = getWidth(), h = getHeight();  
  
  
    Bitmap roundBitmap =  getCroppedBitmap(bitmap, w);  
    canvas.drawBitmap(roundBitmap, 0,0, null);  
  
}  
  
public static Bitmap getCroppedBitmap(Bitmap bmp, int radius) {  
    Bitmap sbmp;  
    if(bmp.getWidth() != radius || bmp.getHeight() != radius)  
        sbmp = Bitmap.createScaledBitmap(bmp, radius, radius, false);  
    else  
        sbmp = bmp;  
    Bitmap output = Bitmap.createBitmap(sbmp.getWidth(),  
            sbmp.getHeight(), Config.ARGB_8888);  
    Canvas canvas = new Canvas(output);  
  
    final int color = 0xffa19774;  
    final Paint paint = new Paint();
//    Rect rect = null;
//    if(sbmp.getWidth() > sbmp.getHeight()){
//    	rect = new Rect(0, 0, sbmp.getHeight(), sbmp.getHeight());  
//    }else{
//    	
//    }rect = new Rect(0, 0, sbmp.getWidth(), sbmp.getWidth());  
   final Rect rect = new Rect(0, 0, sbmp.getWidth(), sbmp.getWidth()); 
  
    paint.setAntiAlias(true);  
    paint.setFilterBitmap(true);  
    paint.setDither(true);  
    canvas.drawARGB(0, 0, 0, 0);  
    paint.setColor(Color.parseColor("#BAB399"));  
    canvas.drawCircle(sbmp.getWidth() / 2+0.7f, sbmp.getHeight() / 2+0.7f,  
            sbmp.getWidth() / 2+0.1f, paint);  
    paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));  
    canvas.drawBitmap(sbmp, rect, rect, paint);  
  
  
            return output;  
}  
  
}  
